From: Jan Kara <jack@suse.cz>
To: Matthew Wilcox <willy@infradead.org>
Cc: <linux-fsdevel@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>, Jan Kara <jack@suse.cz>
Subject: [PATCH 15/23] swap: Use xas_erase() when removing page from swap cache
Date: Wed, 22 Apr 2020 17:02:48 +0200 [thread overview]
Message-ID: <20200422150256.23473-16-jack@suse.cz> (raw)
In-Reply-To: <20200422150256.23473-1-jack@suse.cz>
Use xas_erase() to explicitely clear xarray marks when removing swap
cache pages from the i_mapping xarray.
Signed-off-by: Jan Kara <jack@suse.cz>
---
mm/swap_state.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/swap_state.c b/mm/swap_state.c
index 1afbf68f1724..b5c8cbdcf8f0 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -167,7 +167,7 @@ void __delete_from_swap_cache(struct page *page, swp_entry_t entry)
VM_BUG_ON_PAGE(PageWriteback(page), page);
for (i = 0; i < nr; i++) {
- void *entry = xas_store(&xas, NULL);
+ void *entry = xas_erase(&xas);
VM_BUG_ON_PAGE(entry != page, entry);
set_page_private(page + i, 0);
xas_next(&xas);
--
2.16.4
next prev parent reply other threads:[~2020-04-22 15:05 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-22 15:02 [PATCH 0/23 v2] mm: Speedup page cache truncation Jan Kara
2020-04-22 15:02 ` [PATCH 01/23] xarray: Remove stale comment Jan Kara
2020-04-22 15:02 ` [PATCH 02/23] xarray: Provide xas_erase() and xas_store_noinit() helpers Jan Kara
2020-04-22 15:02 ` [PATCH 03/23] xarray: Use xas_store_noinit() in __xa_store, __xa_insert, __xa_alloc Jan Kara
2020-04-22 15:02 ` [PATCH 04/23] xarray: Switch xa_store_range() to use xas_store_noinit() Jan Kara
2020-04-22 15:02 ` [PATCH 05/23] xarray: Use xas_erase() in __xa_erase() Jan Kara
2020-04-22 15:02 ` [PATCH 06/23] xarray: Explicitely set XA_FREE_MARK in __xa_cmpxchg() Jan Kara
2020-04-22 15:02 ` [PATCH 07/23] xarray: Switch __xa_cmpxchg() to use xas_store_noinit() Jan Kara
2020-04-22 15:02 ` [PATCH 08/23] dax: Use xas_erase() in __dax_invalidate_entry() Jan Kara
2020-04-22 15:02 ` [PATCH 09/23] dax: Use dax_store_noinit() in grab_mapping_entry() Jan Kara
2020-04-22 15:02 ` [PATCH 10/23] dax: Convert xas_store() to xas_store_noinit() Jan Kara
2020-04-22 15:02 ` [PATCH 11/23] mm: Use xas_erase() in page_cache_delete_batch() Jan Kara
2020-04-22 15:02 ` [PATCH 12/23] mm: Use xas_erase() in collapse_file() Jan Kara
2020-04-22 15:02 ` [PATCH 13/23] mm: Use xas_store_noinit() when storing non-NULL Jan Kara
2020-04-22 15:02 ` [PATCH 14/23] workingset: Use xas_store_noinit() to clear shadow entry Jan Kara
2020-04-22 15:02 ` Jan Kara [this message]
2020-04-22 15:02 ` [PATCH 16/23] idr: Use xas_erase() in ida_destroy() Jan Kara
2020-04-22 15:02 ` [PATCH 17/23] idr: Use xas_erase() in ida_free() Jan Kara
2020-04-22 15:02 ` [PATCH 18/23] idr: Convert xas_store() to xas_store_noinit() Jan Kara
2020-04-22 15:02 ` [PATCH 19/23] testing: Use xas_erase() to remove entries from xarray Jan Kara
2020-04-22 15:02 ` [PATCH 20/23] testing: Use xas_store_noinit() for non-NULL entries Jan Kara
2020-04-22 15:02 ` [PATCH 21/23] testing: Introduce xa_erase_order() and use it Jan Kara
2020-04-22 15:02 ` [PATCH 22/23] testing: Switch xa_store_order() to xas_store_noinit() Jan Kara
2020-04-22 15:02 ` [PATCH 23/23] xarray: Remove xas_store() Jan Kara
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